Use os.chflags() and os.lchflags() built-in functions instead of calling external 'chflags' tool on FreeBSD. This fixes major performance problems Portage has on FreeBSD.
Bug: https://bugs.gentoo.org/648432 --- pym/portage/__init__.py | 50 +++---------------------------------------------- 1 file changed, 3 insertions(+), 47 deletions(-) diff --git a/pym/portage/__init__.py b/pym/portage/__init__.py index 0e036b12e..99f3f98ac 100644 --- a/pym/portage/__init__.py +++ b/pym/portage/__init__.py @@ -419,54 +419,10 @@ def _shell_quote(s): bsd_chflags = None if platform.system() in ('FreeBSD',): - + # TODO: remove this class? class bsd_chflags(object): - - @classmethod - def chflags(cls, path, flags, opts=""): - cmd = ['chflags'] - if opts: - cmd.append(opts) - cmd.append('%o' % (flags,)) - cmd.append(path) - - if sys.hexversion < 0x3020000 and sys.hexversion >= 0x3000000: - # Python 3.1 _execvp throws TypeError for non-absolute executable - # path passed as bytes (see https://bugs.python.org/issue8513). - fullname = process.find_binary(cmd[0]) - if fullname is None: - raise exception.CommandNotFound(cmd[0]) - cmd[0] = fullname - - encoding = _encodings['fs'] - cmd = [_unicode_encode(x, encoding=encoding, errors='strict') - for x in cmd] - proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, - stderr=subprocess.STDOUT) - output = proc.communicate()[0] - status = proc.wait() - if os.WIFEXITED(status) and os.WEXITSTATUS(status) == os.EX_OK: - return - # Try to generate an ENOENT error if appropriate. - if 'h' in opts: - _os_merge.lstat(path) - else: - _os_merge.stat(path) - # Make sure the binary exists. - if not portage.process.find_binary('chflags'): - raise portage.exception.CommandNotFound('chflags') - # Now we're not sure exactly why it failed or what - # the real errno was, so just report EPERM. - output = _unicode_decode(output, encoding=encoding) - e = OSError(errno.EPERM, output) - e.errno = errno.EPERM - e.filename = path - e.message = output - raise e - - @classmethod - def lchflags(cls, path, flags): - return cls.chflags(path, flags, opts='-h') + chflags = os.chflags + lchflags = os.lchflags def load_mod(name): modname = ".".join(name.split(".")[:-1]) -- 2.16.2
